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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Hello fellow <span class=SpellE>Gmsh</span> users!<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>I'm new with <span class=SpellE>Gmsh</span> and trying to
complete a simple procedure of meshing an impeller with complete volume, with
no holes. Unfortunately, my meshing does not work properly for some reason. <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Here are my steps:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>1. Open a new geo <span class=GramE>file :<span
class=SpellE>example.geo</span></span><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>2. File->Merge->Choose the STEP file *<b><span
style='font-weight:bold'>provided in the attachment</span></b>*<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>3. Elementary Entities ->Add->New->Volume<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>4. Click on the impeller, and it turns ALL red, no holes, so
I press 'e'->'q'<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>5. Check the options: Tools->Options->Geometry:
Include "sew faces"<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>6. <span style='mso-spacerun:yes'> </span>Check the
options: Tools->Options->Mesh: Check Frontal, None, 1<span class=GramE>,1.00,0,1e</span>+022,2......Also
under Mesh Advanced include 'optimize the quality of <span class=SpellE>tetrahedra</span>'<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Press Mesh-> 3D and I get a very not dense meshing and
the manual says I will get dense mesh( File: according to manual) which I can
further process with <span class=SpellE>calculix</span>, translate to <span
class=SpellE>inp</span> file, then include measurements of the impeller, then
run the <span class=SpellE>inp</span> file, and then do the post processing.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>All files are included above, and any help or hint is
appreciated. If you need any further info, I can send more pictures.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Thanks in advance and hope to hear from you guys soon!<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Elvin<o:p></o:p></span></font></p>
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